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Odyssey EX
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Engine Control System - Advanced Diagnostics (P0069 - P0600)
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DTC P0456
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Malfunction Threshold
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Malfunction Threshold
The change rate of the pressure rise slope inside the fuel tank is 7.0 or more.
The change rate of the pressure descending slope inside the fuel tank is 0.8 or more.
The barometric pressure is stable for at least 30 minutes.